Options -MultiViews
RewriteEngine On
RewriteBase /miapp

# No aplicar reglas a la carpeta api_colchones
RewriteCond %{REQUEST_URI} !^/miapp/api_colchones/
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-l
RewriteRule ^ index.html [QSA,L]